Answer:
You put 8.38 instead of 8.23
We have been given that ∠Q is an acute angle such that
. We are asked to find the measure of angle Q to nearest tenth of a degree.
We will use arctan to solve for measure of angle Q as:

Now we will use calculator to solve for Q as:

Upon rounding to nearest tenth of degree, we will get:

Therefore, measure of angle Q is approximately 2.3 degrees.
Answer:
1.✓3/2
2 2✓6/5
3cosecθ
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The paper for each of them
paper per person = 147/3
paper per person = 49
Each of them deliver 49 papers
Find how long it takes
one paper is 2 minutes
time = 49 × 2
time = 98
They finish delivering in 98 minutes